Examples with CaptureResult android.hardware.camera2.CaptureResult used on opensource projects

Example 41 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by DirtyUnicorns.

the class Camera2SwitchPreviewTest method stillCapturePreviewPreparer.

private void stillCapturePreviewPreparer(String id) throws Exception {
    CaptureResult result;
    SimpleCaptureCallback resultListener = new SimpleCaptureCallback();
    SimpleImageReaderListener imageListener = new SimpleImageReaderListener();
    CaptureRequest.Builder previewRequest = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
    CaptureRequest.Builder stillRequest = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
    // Preview Setup:
    prepareCapturePreview(previewRequest, stillRequest, resultListener, imageListener);
    Thread.sleep(getTestWaitIntervalMs());
}

Example 42 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by crdroidandroid.

the class CameraMetadata method getKeysStatic.

/**
     * Return a list of all the Key<?> that are declared as a field inside of the class
     * {@code type}.
     *
     * <p>
     * Optionally, if {@code instance} is not null, then filter out any keys with null values.
     * </p>
     *
     * <p>
     * Optionally, if {@code filterTags} is not {@code null}, then filter out any keys
     * whose native {@code tag} is not in {@code filterTags}. The {@code filterTags} array will be
     * sorted as a side effect.
     * </p>
     */
/*package*/
@SuppressWarnings("unchecked")
static <TKey> ArrayList<TKey> getKeysStatic(Class<?> type, Class<TKey> keyClass, CameraMetadata<TKey> instance, int[] filterTags) {
    if (DEBUG)
        Log.v(TAG, "getKeysStatic for " + type);
    // TotalCaptureResult does not have any of the keys on it, use CaptureResult instead
    if (type.equals(TotalCaptureResult.class)) {
        type = CaptureResult.class;
    }
    if (filterTags != null) {
        Arrays.sort(filterTags);
    }
    ArrayList<TKey> keyList = new ArrayList<TKey>();
    Field[] fields = type.getDeclaredFields();
    for (Field field : fields) {
        // Filter for Keys that are public
        if (field.getType().isAssignableFrom(keyClass) && (field.getModifiers() & Modifier.PUBLIC) != 0) {
            TKey key;
            try {
                key = (TKey) field.get(instance);
            } catch (IllegalAccessException e) {
                throw new AssertionError("Can't get IllegalAccessException", e);
            } catch (IllegalArgumentException e) {
                throw new AssertionError("Can't get IllegalArgumentException", e);
            }
            if (instance == null || instance.getProtected(key) != null) {
                if (shouldKeyBeAdded(key, field, filterTags)) {
                    keyList.add(key);
                    if (DEBUG) {
                        Log.v(TAG, "getKeysStatic - key was added - " + key);
                    }
                } else if (DEBUG) {
                    Log.v(TAG, "getKeysStatic - key was filtered - " + key);
                }
            }
        }
    }
    ArrayList<TKey> vendorKeys = CameraMetadataNative.getAllVendorKeys(keyClass);
    if (vendorKeys != null) {
        for (TKey k : vendorKeys) {
            String keyName;
            if (k instanceof CaptureRequest.Key<?>) {
                keyName = ((CaptureRequest.Key<?>) k).getName();
            } else if (k instanceof CaptureResult.Key<?>) {
                keyName = ((CaptureResult.Key<?>) k).getName();
            } else if (k instanceof CameraCharacteristics.Key<?>) {
                keyName = ((CameraCharacteristics.Key<?>) k).getName();
            } else {
                continue;
            }
            if (filterTags == null || Arrays.binarySearch(filterTags, CameraMetadataNative.getTag(keyName)) >= 0) {
                keyList.add(k);
            }
        }
    }
    return keyList;
}

Example 43 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by crdroidandroid.

the class Camera2SurfaceViewTestCase method waitForAnyResultValue.

/**
     * Wait for any expected result key values available in a certain number of results.
     *
     * <p>
     * Check the result immediately if numFramesWait is 0.
     * </p>
     *
     * @param listener The capture listener to get capture result.
     * @param resultKey The capture result key associated with the result value.
     * @param expectedValues The list of result value need to be waited for,
     * return immediately if the list is empty.
     * @param numResultsWait Number of frame to wait before times out.
     * @throws TimeoutRuntimeException If more than numResultsWait results are.
     * seen before the result matching myRequest arrives, or each individual wait
     * for result times out after {@value #WAIT_FOR_RESULT_TIMEOUT_MS}ms.
     */
protected static <T> void waitForAnyResultValue(SimpleCaptureCallback listener, CaptureResult.Key<T> resultKey, List<T> expectedValues, int numResultsWait) {
    if (numResultsWait < 0 || listener == null || expectedValues == null) {
        throw new IllegalArgumentException("Input must be non-negative number and listener/expectedValues " + "must be non-null");
    }
    int i = 0;
    CaptureResult result;
    do {
        result = listener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
        T value = result.get(resultKey);
        for (T expectedValue : expectedValues) {
            if (VERBOSE) {
                Log.v(TAG, "Current result value for key " + resultKey.getName() + " is: " + value.toString());
            }
            if (value.equals(expectedValue)) {
                return;
            }
        }
    } while (i++ < numResultsWait);
    throw new TimeoutRuntimeException("Unable to get the expected result value " + expectedValues + " for key " + resultKey.getName() + " after waiting for " + numResultsWait + " results");
}

Example 44 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by crdroidandroid.

the class Camera2StillCaptureTest method takePictureTestByCamera.

/**
     * Take a picture for a given set of 3A regions for a particular camera.
     * <p>
     * Before take a still capture, it triggers an auto focus and lock it first,
     * then wait for AWB to converge and lock it, then trigger a precapture
     * metering sequence and wait for AE converged. After capture is received, the
     * capture result and image are validated. If {@code addAeTriggerCancel} is true,
     * a precapture trigger cancel will be inserted between two adjacent triggers, which
     * should effective cancel the first trigger.
     * </p>
     *
     * @param aeRegions AE regions for this capture
     * @param awbRegions AWB regions for this capture
     * @param afRegions AF regions for this capture
     * @param addAeTriggerCancel If a AE precapture trigger cancel is sent after the trigger.
     */
private void takePictureTestByCamera(MeteringRectangle[] aeRegions, MeteringRectangle[] awbRegions, MeteringRectangle[] afRegions, boolean addAeTriggerCancel) throws Exception {
    boolean hasFocuser = mStaticInfo.hasFocuser();
    Size maxStillSz = mOrderedStillSizes.get(0);
    Size maxPreviewSz = mOrderedPreviewSizes.get(0);
    CaptureResult result;
    SimpleCaptureCallback resultListener = new SimpleCaptureCallback();
    SimpleImageReaderListener imageListener = new SimpleImageReaderListener();
    CaptureRequest.Builder previewRequest = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
    CaptureRequest.Builder stillRequest = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
    prepareStillCaptureAndStartPreview(previewRequest, stillRequest, maxPreviewSz, maxStillSz, resultListener, imageListener);
    // Set AE mode to ON_AUTO_FLASH if flash is available.
    if (mStaticInfo.hasFlash()) {
        previewRequest.set(CaptureRequest.CONTROL_AE_MODE, CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
        stillRequest.set(CaptureRequest.CONTROL_AE_MODE, CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
    }
    Camera2Focuser focuser = null;
    /**
         * Step 1: trigger an auto focus run, and wait for AF locked.
         */
    boolean canSetAfRegion = hasFocuser && (afRegions != null) && isRegionsSupportedFor3A(MAX_REGIONS_AF_INDEX);
    if (hasFocuser) {
        SimpleAutoFocusListener afListener = new SimpleAutoFocusListener();
        focuser = new Camera2Focuser(mCamera, mSession, mPreviewSurface, afListener, mStaticInfo.getCharacteristics(), mHandler);
        if (canSetAfRegion) {
            stillRequest.set(CaptureRequest.CONTROL_AF_REGIONS, afRegions);
        }
        focuser.startAutoFocus(afRegions);
        afListener.waitForAutoFocusDone(WAIT_FOR_FOCUS_DONE_TIMEOUT_MS);
    }
    /**
         * Have to get the current AF mode to be used for other 3A repeating
         * request, otherwise, the new AF mode in AE/AWB request could be
         * different with existing repeating requests being sent by focuser,
         * then it could make AF unlocked too early. Beside that, for still
         * capture, AF mode must not be different with the one in current
         * repeating request, otherwise, the still capture itself would trigger
         * an AF mode change, and the AF lock would be lost for this capture.
         */
    int currentAfMode = CaptureRequest.CONTROL_AF_MODE_OFF;
    if (hasFocuser) {
        currentAfMode = focuser.getCurrentAfMode();
    }
    previewRequest.set(CaptureRequest.CONTROL_AF_MODE, currentAfMode);
    stillRequest.set(CaptureRequest.CONTROL_AF_MODE, currentAfMode);
    /**
         * Step 2: AF is already locked, wait for AWB converged, then lock it.
         */
    resultListener = new SimpleCaptureCallback();
    boolean canSetAwbRegion = (awbRegions != null) && isRegionsSupportedFor3A(MAX_REGIONS_AWB_INDEX);
    if (canSetAwbRegion) {
        previewRequest.set(CaptureRequest.CONTROL_AWB_REGIONS, awbRegions);
        stillRequest.set(CaptureRequest.CONTROL_AWB_REGIONS, awbRegions);
    }
    mSession.setRepeatingRequest(previewRequest.build(), resultListener, mHandler);
    if (mStaticInfo.isHardwareLevelLimitedOrBetter()) {
        waitForResultValue(resultListener, CaptureResult.CONTROL_AWB_STATE, CaptureResult.CONTROL_AWB_STATE_CONVERGED, NUM_RESULTS_WAIT_TIMEOUT);
    } else {
        // LEGACY Devices don't have the AWB_STATE reported in results, so just wait
        waitForSettingsApplied(resultListener, NUM_FRAMES_WAITED_FOR_UNKNOWN_LATENCY);
    }
    boolean canSetAwbLock = mStaticInfo.isAwbLockSupported();
    if (canSetAwbLock) {
        previewRequest.set(CaptureRequest.CONTROL_AWB_LOCK, true);
    }
    mSession.setRepeatingRequest(previewRequest.build(), resultListener, mHandler);
    // Validate the next result immediately for region and mode.
    result = resultListener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
    mCollector.expectEquals("AWB mode in result and request should be same", previewRequest.get(CaptureRequest.CONTROL_AWB_MODE), result.get(CaptureResult.CONTROL_AWB_MODE));
    if (canSetAwbRegion) {
        MeteringRectangle[] resultAwbRegions = getValueNotNull(result, CaptureResult.CONTROL_AWB_REGIONS);
        mCollector.expectEquals("AWB regions in result and request should be same", awbRegions, resultAwbRegions);
    }
    /**
         * Step 3: trigger an AE precapture metering sequence and wait for AE converged.
         */
    resultListener = new SimpleCaptureCallback();
    boolean canSetAeRegion = (aeRegions != null) && isRegionsSupportedFor3A(MAX_REGIONS_AE_INDEX);
    if (canSetAeRegion) {
        previewRequest.set(CaptureRequest.CONTROL_AE_REGIONS, aeRegions);
        stillRequest.set(CaptureRequest.CONTROL_AE_REGIONS, aeRegions);
    }
    mSession.setRepeatingRequest(previewRequest.build(), resultListener, mHandler);
    previewRequest.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START);
    mSession.capture(previewRequest.build(), resultListener, mHandler);
    if (addAeTriggerCancel) {
        // Cancel the current precapture trigger, then send another trigger.
        // The camera device should behave as if the first trigger is not sent.
        // Wait one request to make the trigger start doing something before cancel.
        waitForNumResults(resultListener, /*numResultsWait*/
        1);
        previewRequest.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_CANCEL);
        mSession.capture(previewRequest.build(), resultListener, mHandler);
        waitForResultValue(resultListener, CaptureResult.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureResult.CONTROL_AE_PRECAPTURE_TRIGGER_CANCEL, NUM_FRAMES_WAITED_FOR_UNKNOWN_LATENCY);
        // Issue another trigger
        previewRequest.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START);
        mSession.capture(previewRequest.build(), resultListener, mHandler);
    }
    waitForAeStable(resultListener, NUM_FRAMES_WAITED_FOR_UNKNOWN_LATENCY);
    // Validate the next result immediately for region and mode.
    result = resultListener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
    mCollector.expectEquals("AE mode in result and request should be same", previewRequest.get(CaptureRequest.CONTROL_AE_MODE), result.get(CaptureResult.CONTROL_AE_MODE));
    if (canSetAeRegion) {
        MeteringRectangle[] resultAeRegions = getValueNotNull(result, CaptureResult.CONTROL_AE_REGIONS);
        mCollector.expectMeteringRegionsAreSimilar("AE regions in result and request should be similar", aeRegions, resultAeRegions, METERING_REGION_ERROR_PERCENT_DELTA);
    }
    /**
         * Step 4: take a picture when all 3A are in good state.
         */
    resultListener = new SimpleCaptureCallback();
    CaptureRequest request = stillRequest.build();
    mSession.capture(request, resultListener, mHandler);
    // Validate the next result immediately for region and mode.
    result = resultListener.getCaptureResultForRequest(request, WAIT_FOR_RESULT_TIMEOUT_MS);
    mCollector.expectEquals("AF mode in result and request should be same", stillRequest.get(CaptureRequest.CONTROL_AF_MODE), result.get(CaptureResult.CONTROL_AF_MODE));
    if (canSetAfRegion) {
        MeteringRectangle[] resultAfRegions = getValueNotNull(result, CaptureResult.CONTROL_AF_REGIONS);
        mCollector.expectMeteringRegionsAreSimilar("AF regions in result and request should be similar", afRegions, resultAfRegions, METERING_REGION_ERROR_PERCENT_DELTA);
    }
    if (hasFocuser) {
        // Unlock auto focus.
        focuser.cancelAutoFocus();
    }
    // validate image
    Image image = imageListener.getImage(CAPTURE_IMAGE_TIMEOUT_MS);
    validateJpegCapture(image, maxStillSz);
    // Free image resources
    image.close();
    stopPreview();
}

Example 45 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by crdroidandroid.

the class CameraMetadataTest method testCaptureResult.

@SmallTest
public void testCaptureResult() {
    mMetadata.set(CaptureRequest.CONTROL_AE_MODE, CameraMetadata.CONTROL_AE_MODE_ON_AUTO_FLASH);
    if (VERBOSE)
        mMetadata.dumpToLog();
    CaptureResult captureResult = new CaptureResult(mMetadata, /*sequenceId*/
    0);
    List<CaptureResult.Key<?>> allKeys = captureResult.getKeys();
    if (VERBOSE)
        Log.v(TAG, "testCaptureResult: key list size " + allKeys);
    for (CaptureResult.Key<?> key : captureResult.getKeys()) {
        if (VERBOSE) {
            Log.v(TAG, "testCaptureResult: key " + key + " value" + captureResult.get(key));
        }
    }
    // FIXME: android.statistics.faces counts as a key
    assertTrue(allKeys.size() >= 1);
    assertTrue(allKeys.contains(CaptureResult.CONTROL_AE_MODE));
    assertEquals(CameraMetadata.CONTROL_AE_MODE_ON_AUTO_FLASH, (int) captureResult.get(CaptureResult.CONTROL_AE_MODE));
}